Question

Select the correct sequence of organs in the alimentary canal of cockroach starting from mouth:

• A. Pharynx $\to$ Oesophagus $\to$Ileum $\to$Crop $\to$ Gizzard $\to$ Colon $\to$ Rectum
• B. Pharynx $\to$ Oesophagus $\to$ Crop $\to$Gizzard $\to$ Ileum $\to$ Colon $\to$ Rectum
• C. Pharynx $\to$ Oesophagus $\to$ Gizzard $\to$ Crop $\to$ Ileum $\to$ Colon $\to$ Rectum
• D. Pharynx $\to$ Oesophagus $\to$ Gizzard $\to$ Ileum $\to$ Crop $\to$ Colon $\to$ Rectum

Answer 1

The correct option is B Pharynx $\to$ Oesophagus $\to$ Crop $\to$Gizzard $\to$ Ileum $\to$ Colon $\to$ Rectum

The following diagramm shows the alimentary canal of cockroach:


The correct sequence is: Pharynx → Oesophagus → Crop → Gizzard → Ileum → Colon → Rectum.